This genuine Winchester SX4 Cantilever Buck barrel is a 20-gauge, 22" fully rifled replacement or second barrel for the Winchester SX4 shotgun. It turns your field or target SX4 into a dedicated whitetail slug gun - extending the shotgun's usefulness without buying a second complete gun - with the same factory quality and precision as the original.

• Fully rifled 22" barrel built for accuracy with 2-3/4" and 3" sabots and slugs
• Weaver-style cantilever rail for mounting a scope
• TRUGLO fibre-optic front sight and adjustable rear sight
• Traditional matte blued finish
• Fits Winchester SX4 20 gauge